Air Quality History for Louisville, United States
Historical PM2.5 and AQI trend from monitoring stations near Louisville, United States.
27
Current AQI
Good Station
Good Station
Air Quality Index Station
106hPM2.5 Station
106h · 2 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-22 | 16 | 13–19 | 3.9 µg/m³ | 4.3 | 4h | 2 |
| 2026-07-21 | 40 | 5–69 | 10.9 µg/m³ | 11.9 | 14h | 2 |
| 2026-07-20 | 6 | 2–17 | 1.4 µg/m³ | 2.0 | 6h | 1 |
| 2026-07-19 | 65 | 5–99 | 22.7 µg/m³ | 27.0 | 3h | 1 |
| 2026-07-18 | 72 | 3–156 | 26.0 µg/m³ | 29.4 | 5h | 1 |
| 2026-07-17 | 36 | 3–116 | 11.4 µg/m³ | 12.6 | 11h | 1 |
| 2026-07-16 | 8 | 4–20 | 1.6 µg/m³ | 2.2 | 7h | 1 |
| 2026-07-15 | 5 | 1–8 | 1.1 µg/m³ | 1.4 | 3h | 1 |
| 2026-07-14 | 15 | 1–65 | 3.9 µg/m³ | 4.2 | 12h | 1 |
| 2026-07-13 | 7 | 3–21 | 1.7 µg/m³ | 2.1 | 8h | 1 |
| 2026-07-12 | 4 | 1–7 | 0.9 µg/m³ | 1.4 | 12h | 1 |
| 2026-07-11 | 3 | 1–5 | 0.7 µg/m³ | 1.2 | 5h | 1 |
| 2026-07-10 | 4 | 2–5 | 0.9 µg/m³ | 1.3 | 4h | 1 |
| 2026-07-09 | 3 | 2–4 | 0.7 µg/m³ | 1.1 | 2h | 1 |
| 2026-07-08 | 42 | 3–66 | 10.7 µg/m³ | 12.3 | 10h | 1 |